by Katy Perry will party like it's her birthday on the Billboard Music Awards stage this Sunday.
Confirmed to perform, joining a line up that includes John Legend and Ariana Grande, Perry will deliver her new single, "Birthday," for the first time on live television.
According to Billboard, Perry is a finalist in ten categories this year and will perform via satellite from her "Prismatic World Tour."
"Birthday" is featured on Perry's hit album, "Prism," and is currently in the top 15 on the Billboard Pop Songs chart.
The 2014 Billboard Music Awards are to air this Sunday, May 18 on ABC.
